Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thieu ngan » thieu nien, thu ngan, thi ngan
hoc thieu » toc thieu, hoc hien
tang cua » mang cua, tang luan, thong cua
hang cua » mang cua, hang ca, huong cua
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan ban » tuan bang, toan ban, luan ban

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu ngan - hanh ((tang cua) OR (hang cua)) nhung cong san tuan ban~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu ngan - hanh ((tang cua) OR (hang cua)) nhung cong san tuan ban*.